Coppervape 316SS CloudOne Blasted V4 RTA,Two version

Hello vapers,
Here are 2 Version of Coppervape 316SS CloudOne Blasted V4 RTA, one PC tank and another one is PEI Tank , which one you will pick?
1) Coppervape 316SS CloudOne Blasted V4 RTA with PEI Tank
https://www.everzon.com/coppervape-316ss-cloudone-blasted-v4-rta-with-pei-tank.html

Parameters:
Size: 22*36
Capacity: 3.7ml
Dual center air hole. 2x 2mm

Features:
Material: SS316 & PEI & Delrin
New sandblasted finish
New special engravings
Compact size with 3.7ml e-juice capacity
E-juice control; Air flow control
Completely leakage proof
Triple wicking channels at each side. Each channel is revealed gradually for precise

Packages:
1* CloudOne Blasted V4 RTA with PEI tank
1* PEI drip tip
1* Spare parts(1.5mm allen wrench,Spare o’rings, spare SS screws)
2)Coppervape 316SS CloudOne Blasted V4 RTA with PC tank


Parameters:
Size: 22*36
Capacity: 3.7ml
Dual center air hole. 2x 2mm

Features:
Material: SS316 & PC & Delrin
New sandblasted finish
New special engravings
Compact size with 3.7ml e-juice capacity
E-juice control; Air flow control
Completely leakage proof
Triple wicking channels at each side. Each channel is revealed gradually for precise

Packages:
1* CloudOne Blasted V4 RTA with PC tank
1* PC drip tip
1* Spare parts(1.5mm allen wrench,Spare o’rings, spare SS screws)